package com.ruoyi.system.service.impl;

import cn.hutool.core.collection.CollUtil;
import com.ruoyi.common.annotation.DataScope;
import com.ruoyi.common.constant.UserConstants;
import com.ruoyi.common.core.domain.entity.SysRole;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.enums.UserTypeEnum;
import com.ruoyi.common.enums.WeChatUserVerifyStatus;
import com.ruoyi.common.exception.ServiceException;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.bean.BeanValidators;
import com.ruoyi.common.utils.spring.SpringUtils;
import com.ruoyi.common.utils.uuid.IdUtils;
import com.ruoyi.system.domain.EmployeeUser;
import com.ruoyi.system.domain.SysPost;
import com.ruoyi.system.domain.SysUserPost;
import com.ruoyi.system.domain.SysUserRole;
import com.ruoyi.system.domain.vo.VerifyWeChatUserVo;
import com.ruoyi.system.domain.vo.WeChatConsumerVo;
import com.ruoyi.system.domain.vo.WeChatEmployeeVo;
import com.ruoyi.system.domain.vo.WeChatUserVo;
import com.ruoyi.system.mapper.*;
import com.ruoyi.system.service.ISysConfigService;
import com.ruoyi.system.service.ISysUserService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.Assert;
import org.springframework.util.CollectionUtils;

import javax.validation.Validator;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 用户 业务层处理
 *
 * @author ruoyi
 */
@Service
public class SysUserServiceImpl implements ISysUserService {
    private static final Logger log = LoggerFactory.getLogger(SysUserServiceImpl.class);


    /**
     * 员工默认部门
     */
    private final static Long EMPLOYEE_DEFAULT_DEPARTMENT = 101L;
    /**
     * 供热用户默认部门
     */
    private final static Long CUSTOMER_DEFAULT_DEPARTMENT = 102L;

    @Autowired
    private SysUserMapper userMapper;

    @Autowired
    private SysRoleMapper roleMapper;

    @Autowired
    private SysPostMapper postMapper;

    @Autowired
    private SysUserRoleMapper userRoleMapper;

    @Autowired
    private SysUserPostMapper userPostMapper;

    @Autowired
    private ISysConfigService configService;

    @Autowired
    protected Validator validator;

    /**
     * 根据条件分页查询用户列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUserList(SysUser user) {
        return userMapper.selectUserList(user);
    }

    /**
     * 根据条件分页查询已分配用户角色列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectAllocatedList(SysUser user) {
        return userMapper.selectAllocatedList(user);
    }

    /**
     * 根据条件分页查询未分配用户角色列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUnallocatedList(SysUser user) {
        return userMapper.selectUnallocatedList(user);
    }

    /**
     * 通过用户名查询用户
     *
     * @param userName 用户名
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserByUserName(String userName) {
        return userMapper.selectUserByUserName(userName);
    }

    /**
     * 通过微信openId查询用户
     *
     * @param openId 微信openId
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserByOpenId(String openId) {
        if (StringUtils.isEmpty(openId)) {
            return null;
        }
        return userMapper.selectUserByOpenId(openId);
    }

    /**
     * 通过手机号查询用户
     *
     * @param phonenumber 用户手机号
     * @return 用户对象信息
     */
    @Override
    public List<SysUser> selectUserByPhonenumber(String phonenumber) {
        return null;
    }

    /**
     * 通过用户ID查询用户
     *
     * @param userId 用户ID
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserById(Long userId) {
        return userMapper.selectUserById(userId);
    }

    /**
     * 查询用户所属角色组
     *
     * @param userName 用户名
     * @return 结果
     */
    @Override
    public String selectUserRoleGroup(String userName) {
        List<SysRole> list = roleMapper.selectRolesByUserName(userName);
        if (CollectionUtils.isEmpty(list)) {
            return StringUtils.EMPTY;
        }
        return list.stream().map(SysRole::getRoleName).collect(Collectors.joining(","));
    }

    /**
     * 查询用户所属岗位组
     *
     * @param userName 用户名
     * @return 结果
     */
    @Override
    public String selectUserPostGroup(String userName) {
        List<SysPost> list = postMapper.selectPostsByUserName(userName);
        if (CollectionUtils.isEmpty(list)) {
            return StringUtils.EMPTY;
        }
        return list.stream().map(SysPost::getPostName).collect(Collectors.joining(","));
    }

    /**
     * 校验用户名称是否唯一
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean checkUserNameUnique(SysUser user) {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkUserNameUnique(user.getUserName());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue()) {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验手机号码是否唯一
     *
     * @param user 用户信息
     * @return
     */
    @Override
    public boolean checkPhoneUnique(SysUser user) {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkPhoneUnique(user.getPhonenumber());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue()) {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验email是否唯一
     *
     * @param user 用户信息
     * @return
     */
    @Override
    public boolean checkEmailUnique(SysUser user) {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkEmailUnique(user.getEmail());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue()) {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验用户是否允许操作
     *
     * @param user 用户信息
     */
    @Override
    public void checkUserAllowed(SysUser user) {
        if (StringUtils.isNotNull(user.getUserId()) && user.isAdmin()) {
            throw new ServiceException("不允许操作超级管理员用户");
        }
    }

    /**
     * 校验用户是否有数据权限
     *
     * @param userId 用户id
     */
    @Override
    public void checkUserDataScope(Long userId) {
        if (!SysUser.isAdmin(SecurityUtils.getUserId())) {
            SysUser user = new SysUser();
            user.setUserId(userId);
            List<SysUser> users = SpringUtils.getAopProxy(this).selectUserList(user);
            if (StringUtils.isEmpty(users)) {
                throw new ServiceException("没有权限访问用户数据！");
            }
        }
    }

    /**
     * 新增保存用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional
    public int insertUser(SysUser user) {
        // 新增用户信息
        int rows = userMapper.insertUser(user);
        // 新增用户岗位关联
        insertUserPost(user);
        // 新增用户与角色管理
        insertUserRole(user);
        return rows;
    }

    /**
     * 注册用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean registerUser(SysUser user) {
        return userMapper.insertUser(user) > 0;
    }

    /**
     * 修改保存用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional
    public int updateUser(SysUser user) {
        Long userId = user.getUserId();
        // 删除用户与角色关联
        userRoleMapper.deleteUserRoleByUserId(userId);
        // 新增用户与角色管理
        insertUserRole(user);
        // 删除用户与岗位关联
        userPostMapper.deleteUserPostByUserId(userId);
        // 新增用户与岗位管理
        insertUserPost(user);
        return userMapper.updateUser(user);
    }

    /**
     * 更新用户openId
     * @author lisongtao
     * @date 2023/5/12 12:22
     * @param sysUser
     * @return
     */
    @Override
    public int updateUserOpenId(SysUser sysUser) {
        return userMapper.updateUserOpenId(sysUser);
    }

    /**
     * 用户授权角色
     *
     * @param userId 用户ID
     * @param roleIds 角色组
     */
    @Override
    @Transactional
    public void insertUserAuth(Long userId, Long[] roleIds) {
        userRoleMapper.deleteUserRoleByUserId(userId);
        insertUserRole(userId, roleIds);
    }

    /**
     * 修改用户状态
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserStatus(SysUser user) {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户基本信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserProfile(SysUser user) {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户头像
     *
     * @param userName 用户名
     * @param avatar 头像地址
     * @return 结果
     */
    @Override
    public boolean updateUserAvatar(String userName, String avatar) {
        return userMapper.updateUserAvatar(userName, avatar) > 0;
    }

    /**
     * 重置用户密码
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int resetPwd(SysUser user) {
        return userMapper.updateUser(user);
    }

    /**
     * 重置用户密码
     *
     * @param userName 用户名
     * @param password 密码
     * @return 结果
     */
    @Override
    public int resetUserPwd(String userName, String password) {
        return userMapper.resetUserPwd(userName, password);
    }

    /**
     * 新增用户角色信息
     *
     * @param user 用户对象
     */
    public void insertUserRole(SysUser user) {
        this.insertUserRole(user.getUserId(), user.getRoleIds());
    }

    /**
     * 新增用户岗位信息
     *
     * @param user 用户对象
     */
    public void insertUserPost(SysUser user) {
        Long[] posts = user.getPostIds();
        if (StringUtils.isNotEmpty(posts)) {
            // 新增用户与岗位管理
            List<SysUserPost> list = new ArrayList<SysUserPost>(posts.length);
            for (Long postId : posts) {
                SysUserPost up = new SysUserPost();
                up.setUserId(user.getUserId());
                up.setPostId(postId);
                list.add(up);
            }
            userPostMapper.batchUserPost(list);
        }
    }

    /**
     * 新增用户角色信息
     *
     * @param userId 用户ID
     * @param roleIds 角色组
     */
    public void insertUserRole(Long userId, Long[] roleIds) {
        if (StringUtils.isNotEmpty(roleIds)) {
            // 新增用户与角色管理
            List<SysUserRole> list = new ArrayList<SysUserRole>(roleIds.length);
            for (Long roleId : roleIds) {
                SysUserRole ur = new SysUserRole();
                ur.setUserId(userId);
                ur.setRoleId(roleId);
                list.add(ur);
            }
            userRoleMapper.batchUserRole(list);
        }
    }

    /**
     * 通过用户ID删除用户
     *
     * @param userId 用户ID
     * @return 结果
     */
    @Override
    @Transactional
    public int deleteUserById(Long userId) {
        // 删除用户与角色关联
        userRoleMapper.deleteUserRoleByUserId(userId);
        // 删除用户与岗位表
        userPostMapper.deleteUserPostByUserId(userId);
        return userMapper.deleteUserById(userId);
    }

    /**
     * 批量删除用户信息
     *
     * @param userIds 需要删除的用户ID
     * @return 结果
     */
    @Override
    @Transactional
    public int deleteUserByIds(Long[] userIds) {
        for (Long userId : userIds) {
            checkUserAllowed(new SysUser(userId));
            checkUserDataScope(userId);
        }
        // 删除用户与角色关联
        userRoleMapper.deleteUserRole(userIds);
        // 删除用户与岗位关联
        userPostMapper.deleteUserPost(userIds);
        return userMapper.deleteUserByIds(userIds);
    }

    /**
     * 导入用户数据
     *
     * @param userList 用户数据列表
     * @param isUpdateSupport 是否更新支持，如果已存在，则进行更新数据
     * @param operName 操作用户
     * @return 结果
     */
    @Override
    public String importUser(List<SysUser> userList, Boolean isUpdateSupport, String operName) {
        if (StringUtils.isNull(userList) || userList.size() == 0) {
            throw new ServiceException("导入用户数据不能为空！");
        }
        int successNum = 0;
        int failureNum = 0;
        StringBuilder successMsg = new StringBuilder();
        StringBuilder failureMsg = new StringBuilder();
        String password = configService.selectConfigByKey("sys.user.initPassword");
        for (SysUser user : userList) {
            try {
                // 验证是否存在这个用户
                SysUser u = userMapper.selectUserByUserName(user.getUserName());
                if (StringUtils.isNull(u)) {
                    BeanValidators.validateWithException(validator, user);
                    user.setPassword(SecurityUtils.encryptPassword(password));
                    user.setCreateBy(operName);
                    userMapper.insertUser(user);
                    successNum++;
                    successMsg.append("<br/>" + successNum + "、账号 " + user.getUserName() + " 导入成功");
                } else if (isUpdateSupport) {
                    BeanValidators.validateWithException(validator, user);
                    checkUserAllowed(u);
                    checkUserDataScope(u.getUserId());
                    user.setUserId(u.getUserId());
                    user.setUpdateBy(operName);
                    userMapper.updateUser(user);
                    successNum++;
                    successMsg.append("<br/>" + successNum + "、账号 " + user.getUserName() + " 更新成功");
                } else {
                    failureNum++;
                    failureMsg.append("<br/>" + failureNum + "、账号 " + user.getUserName() + " 已存在");
                }
            } catch (Exception e) {
                failureNum++;
                String msg = "<br/>" + failureNum + "、账号 " + user.getUserName() + " 导入失败：";
                failureMsg.append(msg + e.getMessage());
                log.error(msg, e);
            }
        }
        if (failureNum > 0) {
            failureMsg.insert(0, "很抱歉，导入失败！共 " + failureNum + " 条数据格式不正确，错误如下：");
            throw new ServiceException(failureMsg.toString());
        } else {
            successMsg.insert(0, "恭喜您，数据已全部导入成功！共 " + successNum + " 条，数据如下：");
        }
        return successMsg.toString();
    }

    /**
     * 根据roleKey查询用户信息
     * @param roleKey
     */
    @Override
    public List<SysUser> selectUserByRoleKey(String roleKey) {
        return userMapper.selectUserByRoleKey(roleKey);
    }

    /**
     * 微信端保存操作
     * @param weChatUserVo
     */
    @Override
    public String weChatUserSave(WeChatUserVo weChatUserVo) {
        Long userId = SecurityUtils.getUserId();
        SysUser sysUser = userMapper.selectUserById(userId);
        Assert.notNull(sysUser, "用户信息查询失败！");
        String password = sysUser.getPassword();
        String oldPassword = weChatUserVo.getOldPassword();
        String newPassword = weChatUserVo.getNewPassword();
        if (!SecurityUtils.matchesPassword(oldPassword, password)) {
            throw new ServiceException("修改密码失败，旧密码错误");
        }
        if (SecurityUtils.matchesPassword(newPassword, password)) {
            throw new ServiceException("新密码不能与旧密码相同");
        }
        sysUser.setNickName(weChatUserVo.getNickName());
        String password1 = SecurityUtils.encryptPassword(newPassword);
        sysUser.setPassword(password1);
        userMapper.updateUser(sysUser);
        return password1;
    }

    /**
     * 取消微信关联
     * @param sysUser
     */
    @Override
    public void cancelHandleWeChat(SysUser sysUser) {
        Long userId = sysUser.getUserId();
        if (userId == null) {
            throw new ServiceException("传入用户编号不能为空！");
        }
        userMapper.clearUserOpenId(userId);
    }

    /**
     * 根据微信公众平台用户id判断用户是否在数据库中存在
     * 返回参数值：
     *  1 当前微信用户在系统中不存在
     *  2 当前微信用户在系统中存在多个
     *  3 当前微信用户在系统中存在，可以直接完成登录操作
     * @param publicOpenId
     * @param userType 用户类型 {@link com.ruoyi.common.enums.UserTypeEnum}
     * @return
     * @author lisongtao
     * @date 2023/10/18 21:49
     */
    @Override
    public VerifyWeChatUserVo verifyWeChatUserExists(String publicOpenId, String userType) {
        List<SysUser> sysUsers = userMapper.selectUserByPublicOpenId(publicOpenId, userType);

        // 若为空，则不存在用户
        if (CollUtil.isEmpty(sysUsers)) {
            return VerifyWeChatUserVo.of(WeChatUserVerifyStatus.ABSENT, null);
        }

        // 存在多个记录，报错联系管理员
        if (sysUsers.size() > 1) {
            return VerifyWeChatUserVo.of(WeChatUserVerifyStatus.EXIST_MULTIPLE, null);
        }

        // 验证成功，返回用户信息
        return VerifyWeChatUserVo.of(WeChatUserVerifyStatus.EXIST, sysUsers.get(0));
    }


    /**
     *
     * 供热用户绑定操作
     * @author lisongtao
     * @date 2023/10/22 0:13
     * @param weChatConsumerVo
     * @return
     */
    public SysUser consumerBindingOperation(WeChatConsumerVo weChatConsumerVo) {
        String publicOpenId = weChatConsumerVo.getPublicOpenId();
        String nickName = weChatConsumerVo.getNickName();
        String phonenumber = weChatConsumerVo.getPhonenumber();
        List<SysUser> sysUsers = userMapper.selectUserByPublicOpenId(publicOpenId, UserTypeEnum.CONSUMER.getCode());
        if (CollUtil.isNotEmpty(sysUsers)) {
            throw new ServiceException("当前用户已绑定，请直接登陆！");
        }
        SysUser sysUser = new SysUser();
        String uuid = IdUtils.fastSimpleUUID();
        // 生成随机登录名和密码登
        String userName = uuid.substring(0, 6);
        sysUser.setUserType(UserTypeEnum.CONSUMER.getCode());
        sysUser.setNickName(nickName);
        sysUser.setUserName(userName);
        sysUser.setPassword(SecurityUtils.encryptPassword(userName));
        // 设置到默认的部门中
        sysUser.setDeptId(CUSTOMER_DEFAULT_DEPARTMENT);
        sysUser.setPublicOpenId(publicOpenId);
        sysUser.setPhonenumber(phonenumber);
        int num = userMapper.insertUser(sysUser);
        if (num != 1 || sysUser.getUserId() == null) {
            throw new ServiceException("新增用户失败");
        }
        return sysUser;
    }

    /**
     * 员工绑定校验
     *
     * @param weChatEmployeeVo
     * @return
     * @author lisongtao
     * @date 2023/10/18 22:31
     */
    @Override
    public EmployeeUser employeeBindingVerify(WeChatEmployeeVo weChatEmployeeVo) {
        String phonenumber = weChatEmployeeVo.getPhonenumber();
        String publicOpenId = weChatEmployeeVo.getPublicOpenId();
        // 判断当前手机号在系统中是否已经绑定
        List<SysUser> sysUsers = userMapper.selectUserByPhonenumber(phonenumber, UserTypeEnum.EMPLOYEE.getCode());
        if (CollUtil.isNotEmpty(sysUsers)) {
            throw new ServiceException("当前手机号在系统中已经绑定，请联系管理员处理！");
        }
        sysUsers = userMapper.selectUserByPublicOpenId(publicOpenId, UserTypeEnum.EMPLOYEE.getCode());
        if (CollUtil.isNotEmpty(sysUsers)) {
            throw new ServiceException("当前微信号在手机号已经绑定，请联系管理员处理！");
        }
        // 根据手机号查询内网数据库是否存在此用户
        List<EmployeeUser> employeeUsers = userMapper.selectCustomerUserByPhonenumber(phonenumber);
        if (CollUtil.isEmpty(employeeUsers)) {
            throw new ServiceException("当前手机号在系统中不存在，请联系管理员处理！");
        }
        if (employeeUsers.size() > 1) {
            throw new ServiceException("当前手机号在系统中存在多个，请联系管理员处理！");
        }
        EmployeeUser employeeUser = employeeUsers.get(0);
        if (StringUtils.isBlank(employeeUser.getId()) || StringUtils.isBlank(employeeUser.getTel())) {
            throw new ServiceException("当前手机号在系统信息缺失！");
        }
        return employeeUser;
    }

    /**
     * 员工绑定操作
     *
     * @param weChatEmployeeVo
     * @return
     * @author lisongtao
     * @date 2023/10/18 22:55
     */
    @Override
    public SysUser employeeBindingOperation(WeChatEmployeeVo weChatEmployeeVo) {
        EmployeeUser employeeUser = this.employeeBindingVerify(weChatEmployeeVo);
        SysUser sysUser = new SysUser();
        String uuid = IdUtils.fastSimpleUUID();
        // 生成随机登录名和密码登
        String userName = uuid.substring(0, 6);
        sysUser.setUserType(UserTypeEnum.EMPLOYEE.getCode());
        sysUser.setNickName(employeeUser.getUsername_SF());
        sysUser.setUserName(userName);
        sysUser.setPassword(SecurityUtils.encryptPassword(userName));
        // 设置到默认的部门中
        sysUser.setOriginalSystemUserId(employeeUser.getId());
        sysUser.setDeptId(EMPLOYEE_DEFAULT_DEPARTMENT);
        sysUser.setPublicOpenId(weChatEmployeeVo.getPublicOpenId());
        sysUser.setPhonenumber(weChatEmployeeVo.getPhonenumber());
        int num = userMapper.insertUser(sysUser);
        if (num != 1 || sysUser.getUserId() == null) {
            throw new ServiceException("新增用户失败");
        }
        return sysUser;
    }
}
